CNS tumor
Cytopathology competency assessment
Embryonal tumors



Topic Completed: 1 September 2012

Revised: 3 January 2019, last major update September 2012

Copyright: (c) 2002-2017, PathologyOutlines.com, Inc.

PubMed Search: CNS cytopathology embryonal tumors [title]


Gordon H. Yu, M.D.
Page views in 2018: 79
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Cite this page: Yu, G. Cytopathology competency assessment - embryonal tumors. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/cnscytologycompembrtumors.html. Accessed October 22nd, 2019.
Medical knowledge, practice based learning and systems based practice
  1. Atypical teratoid / rhabdoid tumor (AT / RT)
    1. Recognize the age range of patients with AT / RT
    2. Recognize the typical clinical presentation and imaging findings of AT / RT
    3. Learn the typical clinical course and treatment of patients with AT / RT
    4. Recognize cytomorphologic characteristics of AT / RT, including its expected immunohistochemical staining pattern
    5. Recognize unique cytogenetic aberrations and molecular mutations seen in this tumor
  2. Medulloblastoma (MB)
    1. Recognize typical anatomic locations of MB and its cell of origin
    2. Recognize imaging findings of MB and its typical clinical course
    3. Recognize the cytomorphologic characteristics of MB, including the likelihood of observing classic Homer-Wright rosettes in cytologic smears
    4. Understand the expected immunohistochemical staining profile and differential diagnosis of MB
  3. Primitive neuroectodermal tumor (PNET)
    1. Recognize the cytomorphologic features of PNET and its differential diagnosis
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